Soy Does Little To Stop Bone Loss in Postmenopausal Women, Iowa State University Study  
2/5/2010 6:29:54 AM

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IOWA STATE (US)—Consuming modest amounts of soy protein has little effect on bone loss in postmenopausal women, researchers report. The new findings, based on a three-year study, refute an earlier, shorter study by some of the same researchers that indicated that soy protein, rich in isoflavones, lessened lumbar spine bone loss in midlife, perimenopausal women.